425503525 has 6 divisors (see below), whose sum is σ = 527624402. Its totient is φ = 340402800.

The previous prime is 425503511. The next prime is 425503531. The reversal of 425503525 is 525305524.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 82846404 + 342657121 = 9102^2 + 18511^2 .

It is not a de Polignac number, because 425503525 - 2⁵ = 425503493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8510046 + ... + 8510095.

Almost surely, 2^425503525 is an apocalyptic number.

It is an amenable number.

425503525 is a deficient number, since it is larger than the sum of its proper divisors (102120877).

425503525 is a wasteful number, since it uses less digits than its factorization.

425503525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17020151 (or 17020146 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 425503525 is about 20627.7367881210. The cubic root of 425503525 is about 752.1441016335.

The spelling of 425503525 in words is "four hundred twenty-five million, five hundred three thousand, five hundred twenty-five".